Calculus Based Physics 2

(100%) Problem 1: An electric circuit consisting of wires, batteries, and resistors is shown. All currents R3 have been labeled and assigned directions. - E2 I3 RA 12 SR2 R1 E3 33% Part (a) Which statement is a correct expression of Kirchhoff's Junction Rule for currents with labels and directions assigned on the above figure? Grade Summary Oh- h-1=0 Deductions 046 Oh+h-h=0 Potential 10040 Oh-h+h=0 Submissions None of these choices make a correct statement of Kirchhoff's Junction Rule. Attempts remaining: 4 (09% per attempt) Ohth+h=0 detailed view Submit Hint Feedback I give up! Hints: Feedback:33% Part (b) Which statement is a correct expression of Kirchhoff's Loop Rule for the sum of voltage changes for the loop on the left? O AR - + an + hR2 =0 Grade Summary Deductions 09% O ARite - an + IR2=0 Potential 10096 O AR1 - 1 + 2 - 12R2=0 Submissions O None of these choices make a correct statement. Attempts remaining: 4 (096 per attempt) O -ARite + en + IR,=0 detailed view Submit Hint Feedback I give up! Hints: Feedback:33% Part (c) Which statement is a correct expression of Kirchhoff's Loop Rule for the sum of voltage changes for the loop on the right? Grade Summary O -JR2 - Eg + lyRy + lyR4+ =;=0 Deductions O -JyRy + en - lyRy - IgR4 + ; =0 Potential 10096 O -JR2 - 82 - 13R3 - 3R4 + 8; = 0 Submissions O None of these choices make a correct statement. Attempts remaining: 4 (096 per attempt) O -JR2 - E2 - I;R; - 13R4 - 83 =0 detailed view Submit Hint Feedback I give up! Hints: Feedback